Oracle Managed Files (OMF) is enabled in a CDB and this command is successfully executed:

Which three are true? (Choose three.)

• A.Application PDBs that are subsequently created in the APP1 application container will be cloned from APP1$SEED.
• B.APP1 can never be unplugged.
• C.Application PDBs that are subsequently created in the APP1 application container will be cloned from PDB$SEED.
• D.A default service is created for the application root APP1.
• E.An application seed PDB is created for APP1.
• F.An application root PDB is created for APP1.

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Choose three. Which three are true about Oracle Grid Infrastructure for a Standalone Server?

• A.It requires the operating system ORACLE_BASE environment variable to be predefined before installation.
• B.It creates one disk group during installation.
• C.It includes both Oracle Restart and Oracle Automatic Storage Management (ASM) software.
• D.It requires Oracle ASMLib to manage Automatic Storage Management (ASM) disks.
• E.It requires Oracle ASM Fitter Driver (ASMFD) to manage Automatic Storage Management (ASM) disks.
• F.Automatic Storage Management (ASM) requires that O/S groups OSASM and OSDBA be assigned as secondary groups for its installation owner.

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Choose three. Which three are true about backing up the control file?

• A.It can be backed up manually as a trace file containing SQL statements for control file recreation.
• B.It can get backed up automatically as a binary copy.
• C.It gets backed up automatically by RMAN as a trace file containing SQL statements for control file re-creation when a database backup occurs.
• D.It cannot be backed up manually as a binary copy.
• E.It can be backed up manually as a binary copy.
• F.It gets backed up automatically by RMAN when the BACKUP SPFILE command is used.

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Choose two. In performance management, which two factors might reduce the ability of an application to scale to a larger number of users?

• A.the number of tablespaces containing tables updated by a transaction
• B.the number of data files containing extents belonging to tables updated by a transaction
• C.poorly written SQL
• D.issuing multiple savepoints during a transaction
• E.poorly trained users who do not commit transactions

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Which two are true about common objects? (Choose two.)

• A.They can exist in CDB$ROOT and an application root.
• B.They can be created only in CDB$ROOT.
• C.They can exist in user-defined schemas only in application containers.
• D.They can be extended data-linked in CDB$ROOT.
• E.They can be created only in an application root.
• F.They can be only metadata-linked in an application container.

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